“It just sounds very Big Brother to me, turning in the next door neighbor.” CNN’s Candy Crowley said to Napolitano during an interview on “State of the Union.”

“It’s not,” Napolitano insisted. “It depends on the common sense of the American people. I think they have common sense. And it depends on, again … getting through this notion that our safety, our security and the world we live in today is a shared responsibility.”